how can receive post data from power meter( acts as in built http server) to my jsp (tomcat server)

I have power meter. that provide some data as a post data.
powermeter manual given following information .
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WattsUp.Net makes a TCP connection to a host (assumed
HTTP server) at default port 80, and uses HTTP POST
to send a parameter list in standard URL encoding,
as shown in the following example.
**EXAMPLE POST FORMAT**
POST /remote/netlog.php HTTP/1.0
Host: meters.wattsup.net
User-Agent: WattsUp.NET
Content-Length: 59
Content-Type: application/x-www-form-urlencoded
id=1&w=0&v=1199&a=381&wh=0&pcy=0&frq=599&va=458&rnc=0&sr=20
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I am not getting How can i get that post information and display on JSP page.
How i can sure that http server on power meter is working .
IP address is assign to power meter.